1.51456

Supelco

Purospher® STAR RP-18 endcapped (5 µm) Hibar® RT 250-4.6

suitable for HPLC

storage conditions

no restrictions.

material

stainless steel column

Quality Level

Agency/Method

suitable for USP L1

product line

Purospher®

feature

endcapped

packaging

1 ea of

extent of labeling

17% Carbon loading

parameter

400 bar pressure
65 °C max. temp.

application(s)

HPLC: suitable
LC/MS: suitable
mass spectrometry (MS): suitable (High)

column L × I.D.

25 cm × 4.6 mm

matrix

fully porous particle

matrix active group

C18 bonding phase

particle size

5 μm

pore size

120 Å pore size

surface area

330 m2/g

operating pH range

1.5 - 10.5

separation technique

reversed phase
supercritical fluid (SFC)

storage temp.

no temp limit

Related Categories

General description

HPLC column
Purospher® STAR RP-18 endcapped is the best choice for HPLC separation of basic, neutral, metal chelating samples or indeed any other format. Its outstanding performance and stability, allows a maximum flexibility in method development. Robust methods can be developed across the entire pH spectrum from 1.5 to 10.5 enabling the use of the complete range of mobile phases.

Analysis Note

Pressure: ≤ 130 bar
Theoretical Plates (N/m) (Toluene): ≥ 80000
Symmetry (Toluene): 0.8 - 1.4
Capacity factor (Toluene): 1.0 - 3.0

Legal Information

Hibar is a registered trademark of Merck KGaA, Darmstadt, Germany
Purospher is a registered trademark of Merck KGaA, Darmstadt, Germany

storage_class_code

11 - Combustible Solids

Certificate of Analysis

Certificate of Origin

Protocols
Powdered black pepper was chosen as example for dietary supplements, being a source for pierine. It is tested according to the current United States Pharmacopeia (USP) guidelines using HPTLC and HPLC.
Read More

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service